Download Latest Version lazarus-4.2-0.zip (100.3 MB)
Email in envelope

Get an email when there's a new version of Lazarus

Name Modified Size InfoDownloads / Week
Parent folder
lazarus-4.2-fpc-3.2.2-win32.exe 2025-07-19 196.7 MB
lazarus-4.2-fpc-3.2.2-cross-x86_64-win64-win32.exe 2025-07-19 63.2 MB
lazarus-4.2-fpc-3.2.2-cross-arm-wince-win32.exe 2025-07-19 43.5 MB
README.md 2025-07-19 2.0 kB
Totals: 4 Items   303.4 MB 1,706

This folder contains the installer for the 32 bit version of Lazarus 4.2 This installation is for all supported 32 bit versions of Windows. (It can also be used for 64 bit versions of Windows, but for those the 64 bit installer is recommended, including for developing 32 bit apps)

Checksums can be found at http://www.lazarus-ide.org/index.php?page=checksums

All installers are code signed. The signature uses the name of the Foundation:
Stichting Programming Free Pascal & Lazarus Foundation


  • The default installer is:
    lazarus-4.2-fpc-3.2.2-win32.exe
    You need this file, if you want to work on any Windows 32 bit version.
    The installers include FPC 3.3.2 and they include the Lazarus help files.

  • Add-On for building 64 bit Windows applications:
    lazarus-4.2-fpc-3.2.2-cross-x86_64-win64-win32.exe
    This file is an add-on. You need to first install the "default installer".
    This installer adds the ability to create 64 bit apps from a 32 bit Computer.
    In order to run those created 64 bit apps you will need a 64 bit Computer and Windows.
    The 32 bit IDE (if run on a 64bit Computer) has limited abilities to debug such 64 bit apps (only gdb).

  • Add-On for WinCE development:
    lazarus-4.2-fpc-3.2.2-cross-arm-wince-win32.exe
    This file is an add-on. You need to first install the "default installer".
    This installer adds the ability to create 32 bit apps for WinCE.

  • For an overview what changed from 3.0 and 3.x Versions (includes incompatibilities with earlier versions) see:
    -- http://wiki.lazarus.freepascal.org/Lazarus_4.2_release_notes
    -- http://wiki.freepascal.org/User_Changes_3.2.2
    -- http://wiki.freepascal.org/FPC_New_Features_3.2

  • For additional information visit our homepage, forum, wiki, and FAQ:
    -- http://www.lazarus-ide.org/
    -- http://forum.lazarus.freepascal.org/
    -- http://wiki.lazarus.freepascal.org/Lazarus_Faq

Source: README.md, updated 2025-07-19